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path: root/drivers/nvmem/layouts/u-boot-env.c
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Diffstat (limited to 'drivers/nvmem/layouts/u-boot-env.c')
-rw-r--r--drivers/nvmem/layouts/u-boot-env.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/nvmem/layouts/u-boot-env.c b/drivers/nvmem/layouts/u-boot-env.c
index a27eeb08146f..ab32bf1291af 100644
--- a/drivers/nvmem/layouts/u-boot-env.c
+++ b/drivers/nvmem/layouts/u-boot-env.c
@@ -99,10 +99,12 @@ int u_boot_env_parse(struct device *dev, struct nvmem_device *nvmem,
uint32_t crc32;
uint32_t calc;
uint8_t *buf;
+ u32 env_size;
int bytes;
int err;
- dev_size = nvmem_dev_size(nvmem);
+ dev_size = device_property_read_u32(dev, "env-size", &env_size) ?
+ nvmem_dev_size(nvmem) : (size_t)env_size;
buf = kzalloc(dev_size, GFP_KERNEL);
if (!buf) {